asia_oju-iwe

ọja

BOC-L-Tyrosine (CAS# 3978-80-1)

Ohun-ini Kemikali:

Fọọmu Molecular C14H19NO5
Molar Mass 281.3
iwuwo 1.1755 (iṣiro ti o ni inira)
Ojuami Iyo 133-135°C(tan.)
Ojuami Boling 423.97°C (iṣiro ti o ni inira)
Yiyi pato (α) 2.5º (c=2, acetic acid)
Oju filaṣi 247.1°C
Solubility Soluble ni ethanol ati dichloromethane, aipin ninu hydrocarbons aliphatic.
Vapor Presure 3.23E-10mmHg ni 25°C
Ifarahan funfun lulú
Àwọ̀ Funfun si pa-funfun
BRN 2816406
pKa 2.98± 0.10 (Asọtẹlẹ)
Ibi ipamọ Ipo Tọju ni aaye dudu, Ti di ni gbigbẹ, Iwọn otutu yara
Atọka Refractive 1.5230 (iṣiro)
MDL MFCD00037179

Alaye ọja

ọja Tags

Ewu ati Aabo

Awọn aami ewu Xi - Irritant
Awọn koodu ewu 36/37/38 - Irritating si oju, eto atẹgun ati awọ ara.
Apejuwe Abo S22 - Maṣe simi eruku.
S24/25 - Yago fun olubasọrọ pẹlu awọ ara ati oju.
S36 - Wọ aṣọ aabo to dara.
S26 - Ni ọran ti olubasọrọ pẹlu awọn oju, fi omi ṣan lẹsẹkẹsẹ pẹlu ọpọlọpọ omi ki o wa imọran iṣoogun.
WGK Germany 3
HS koodu 29242990

 


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